import config from '@/config'
import {
	getToken,
	setToken
} from '@/utils/auth'
import errorCode from '@/utils/errorCode'
import {
	useUserStore
} from '@/store/modules/user'
import {
	toast,
	showConfirm,
	tansParams
} from '@/utils/common'
import storage from '@/utils/storage'

let timeout = 20000
const baseUrl = config.baseUrl

const request = config => {
	// 是否需要设置 token
	const isToken = (config.headers || {}).isToken === false
	config.header = config.header || {}
	if (getToken() && !isToken) {
		config.header['Authorization'] = 'Bearer ' + getToken()
	}
	// get请求映射params参数
	if (config.params) {
		let url = config.url + '?' + tansParams(config.params)
		url = url.slice(0, -1)
		config.url = url
	}
	return new Promise((resolve, reject) => {
		uni.request({
			method: config.method || 'get',
			timeout: config.timeout || timeout,
			url: config.baseUrl || baseUrl + config.url,
			data: config.data,
			header: config.header,
			dataType: 'json'
		}).then(response => {
			let res = response
			if (res.header.Authorization) {
				useUserStore().SET_TOKEN(res.header.Authorization)
				setToken(res.header.Authorization)
			}
			const code = res.data.code || res.data.status || 200
			const msg = res.data.msg || res.data.message || res.message || errorCode[code] ||
				errorCode['default']
			if (code === 1403 || code === 401) {
				let store = useUserStore()
				showConfirm('登录状态已过期，您可以继续留在该页面，或者重新登录?').then(res => {
					if (res.confirm) {
						store.LOGOUT()
						uni.reLaunch({
							url: '/pages/selectRole'
						})
					}
				})
				resolve('无效的会话，或者会话已过期，请重新登录。')
			} else if (code !== 200) {
				toast(msg)
				resolve(res.data)
			}
			resolve(res.data)
		})
			.catch(error => {
				let {
					errMsg
				} = error
				if (errMsg === 'Network Error') {
					errMsg = '后端接口连接异常'
				} else if (errMsg.includes('timeout')) {
					errMsg = '系统接口请求超时'
				} else if (errMsg.includes('Request failed with status code')) {
					errMsg = '系统接口' + errMsg.substr(errMsg.length - 3) + '异常'
				}
				toast(errMsg)
				resolve(error)
			})
	})
}

export default request